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Commit 189796da authored by TreeHugger Robot's avatar TreeHugger Robot Committed by Android (Google) Code Review
Browse files

Merge "Expose isStateSaved() in FragmentManager."

parents 7c4e9341 27b0dc02

api/current.txt

+1 −0
Original line number Diff line number Diff line
@@ -4737,6 +4737,7 @@ package android.app { 
    method public abstract android.app.Fragment getPrimaryNavigationFragment();

    method public void invalidateOptionsMenu();

    method public abstract boolean isDestroyed();

    method public abstract boolean isStateSaved();

    method public abstract void popBackStack();

    method public abstract void popBackStack(java.lang.String, int);

    method public abstract void popBackStack(int, int);

api/system-current.txt

+1 −0
Original line number Diff line number Diff line
@@ -4898,6 +4898,7 @@ package android.app { 
    method public abstract android.app.Fragment getPrimaryNavigationFragment();

    method public void invalidateOptionsMenu();

    method public abstract boolean isDestroyed();

    method public abstract boolean isStateSaved();

    method public abstract void popBackStack();

    method public abstract void popBackStack(java.lang.String, int);

    method public abstract void popBackStack(int, int);

api/test-current.txt

+1 −0
Original line number Diff line number Diff line
@@ -4747,6 +4747,7 @@ package android.app { 
    method public abstract android.app.Fragment getPrimaryNavigationFragment();

    method public void invalidateOptionsMenu();

    method public abstract boolean isDestroyed();

    method public abstract boolean isStateSaved();

    method public abstract void popBackStack();

    method public abstract void popBackStack(java.lang.String, int);

    method public abstract void popBackStack(int, int);

core/java/android/app/Activity.java

+3 −1
Original line number Diff line number Diff line
@@ -2822,7 +2822,9 @@ public class Activity extends ContextThemeWrapper 
            return;

        }



        if (!mFragments.getFragmentManager().popBackStackImmediate()) {

        FragmentManager fragmentManager = mFragments.getFragmentManager();



        if (fragmentManager.isStateSaved() || !fragmentManager.popBackStackImmediate()) {

            finishAfterTransition();

        }

    }

core/java/android/app/FragmentManager.java

+14 −0
Original line number Diff line number Diff line
@@ -396,6 +396,19 @@ public abstract class FragmentManager { 
     */

    public void invalidateOptionsMenu() { }



    /**

     * Returns {@code true} if the FragmentManager's state has already been saved

     * by its host. Any operations that would change saved state should not be performed

     * if this method returns true. For example, any popBackStack() method, such as

     * {@link #popBackStackImmediate()} or any FragmentTransaction using

     * {@link FragmentTransaction#commit()} instead of

     * {@link FragmentTransaction#commitAllowingStateLoss()} will change

     * the state and will result in an error.

     *

     * @return true if this FragmentManager's state has already been saved by its host

     */

    public abstract boolean isStateSaved();



    /**

     * Callback interface for listening to fragment state changes that happen

     * within a given FragmentManager.
@@ -1787,6 +1800,7 @@ final class FragmentManagerImpl extends FragmentManager implements LayoutInflate 
        }

    }



    @Override

    public boolean isStateSaved() {

        return mStateSaved;

    }